Counties in Regions

IGS Regions

Region 1

Des Moines, Henry, Lee, Louisa

Region 2

Iowa, Johnson, Keokuk, Mahaska, Poweshiek, Washington

Region 3

Cedar, Clinton, Jackson, Jones, Muscatine, Scott

Region 4

Black Hawk, Benton, Buchanan, Delaware, Dubuque, Linn, Tama

Region 5

Allamakee, Bremer, Chickasaw, Clayton, Fayette, Howard, Winneshiek

Region 6

Cerro Gordo, Floyd, Hancock, Mitchell, Winnebago, Worth

Region 7

Butler, Franklin, Grundy, Hamilton, Hardin, Wright

Region 8

Jasper, Marion, Marshall, Polk, Story, Warren

Region 9

Appanoose, Davis, Lucas, Monroe, Wapello, Wayne

Region 10

Adams, Clarke, Decatur, Ringgold, Taylor, Union

Region 11

Adair, Boone, Dallas, Greene, Guthrie, Madison

Region 12

Calhoun, Emmet, Humboldt, Kossuth, Palo Alto, Pocahontas, Webster

Region 13

Clay, Dickinson, Lyon, O’Brien, Osceola, Sioux

Region 14

Buena Vista, Cherokee, Ida, Plymouth, Sac, Woodbury

Region 15

Audubon, Carroll, Crawford, Harrison, Monona, Shelby

Region 16

Cass, Fremont, Mills, Montgomery, Page, Pottawattamie